//
//  VisitorLoginView.swift
//  新浪weibo
//
//  Created by test on 15/7/29.
//  Copyright © 2015年 test. All rights reserved.
//

import UIKit

protocol VisitorLoginViewDelegate:NSObjectProtocol {
 
    /// 将要登录
    func visitorLoginViewWillLogin()
    /// 将要注册
    func visitorLoginViewWillRegister()

}

class VisitorLoginView: UIView {
    
    weak var delegate : VisitorLoginViewDelegate?
    
    func clickLogin() {
        delegate?.visitorLoginViewWillLogin()
    
    }
    func clickRegister() {
    
        delegate?.visitorLoginViewWillRegister()
    
    }
    
//   设置访客视图信息
    func setupViewInfo(isHome:Bool,imageName:String,message:String) {
        
        messageLabel.text = message
        
        iconView.image = UIImage(named: imageName)
        
        homeIconView.hidden = !isHome
        
        isHome ? startAnimation() : sendSubviewToBack(maskIconView)

    }
    //首页动画
    func startAnimation() {
        
        let anim = CABasicAnimation(keyPath: "transform.rotation")
        
        anim.toValue = M_PI * 2
        anim.repeatCount = MAXFLOAT
        anim.duration = 20.0
        
        anim.removedOnCompletion = false
        
        iconView.layer.addAnimation(anim, forKey: nil)
        
    
    }
    
    
    override init(frame: CGRect) {
        super.init(frame: frame)
        setupUI()
    }

    required init?(coder aDecoder: NSCoder) {
        super.init(coder: aDecoder)
        setupUI()
    }
    
    private func setupUI() {
        addSubview(iconView)
        addSubview(maskIconView)
        addSubview(homeIconView)
        addSubview(messageLabel)
        addSubview(registerButton)
        addSubview(loginButton)
        
        iconView.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: iconView, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.CenterX, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: iconView, attribute: NSLayoutAttribute.CenterY, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.CenterY, multiplier: 1.0, constant: -40))
        
        // 2> 小房子 - 用代码开发时，最好所有相关的控件最好有一个统一的参照物
        homeIconView.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: homeIconView, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.CenterX, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: homeIconView, attribute: NSLayoutAttribute.CenterY, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.CenterY, multiplier: 1.0, constant: 0))
        
        // 3> 消息文字
        messageLabel.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: messageLabel, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.CenterX, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: messageLabel, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.Bottom, multiplier: 1.0, constant: 16))
        addConstraint(NSLayoutConstraint(item: messageLabel, attribute: NSLayoutAttribute.Width, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 224))
        
        // 4> 注册按钮
        registerButton.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Left, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Left, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Bottom, multiplier: 1.0, constant: 16))
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Width, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 100))
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Height, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 35))
        
        // 5> 登录按钮
        loginButton.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Right, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Right, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Bottom, multiplier: 1.0, constant: 16))
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Width, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 100))
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Height, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 35))
        
        // 6> 遮罩视图 VFL 可视化格式语言
        // 美工提供的素材，大多是纯色的
        maskIconView.translatesAutoresizingMaskIntoConstraints = false
        addConstraints(NSLayoutConstraint.constraintsWithVisualFormat("H:|-0-[subview]-0-|", options: NSLayoutFormatOptions(rawValue: 0), metrics: nil, views: ["subview" : maskIconView]))
        addConstraints(NSLayoutConstraint.constraintsWithVisualFormat("V:|-0-[subview]-(-35)-[regButton]", options: NSLayoutFormatOptions(rawValue: 0), metrics: nil, views: ["subview": maskIconView, "regButton": registerButton]))
        
        // 7> 设置背景颜色
        backgroundColor = UIColor(white: 237.0 / 255.0, alpha: 1.0)
    
    
    }
    // MARK: - 懒加载控件
    /// 图标
    private lazy var iconView: UIImageView = {
        let iv = UIImageView(image: UIImage(named: "visitordiscover_feed_image_smallicon"))
        
        return iv
        }()
    /// 遮罩视图
    private lazy var maskIconView: UIImageView = {
        let iv = UIImageView(image: UIImage(named: "visitordiscover_feed_mask_smallicon"))
        
        return iv
        }()
    /// 小房子
    private lazy var homeIconView: UIImageView = {
        let iv = UIImageView(image: UIImage(named: "visitordiscover_feed_image_house"))
        
        return iv
        }()
    /// 消息文字
    private lazy var messageLabel: UILabel = {
        let label = UILabel()
        
        label.text = "关注一些人，回这里看看有什么惊喜"
        label.textColor = UIColor.darkGrayColor()
        label.font = UIFont.systemFontOfSize(14)
        label.numberOfLines = 0
        
        label.sizeToFit()
        
        return label
        }()
    /// 注册按钮
    private lazy var registerButton: UIButton = {
        let btn = UIButton()
        
        btn.setTitle("注册", forState: UIControlState.Normal)
        btn.setBackgroundImage(UIImage(named: "common_button_white_disable"), forState: UIControlState.Normal)
        btn.setTitleColor(UIColor.orangeColor(), forState: UIControlState.Normal)
        btn.addTarget(self, action: "clickRegister", forControlEvents: UIControlEvents.TouchUpInside)
        
        return btn
        }()
    /// 登录按钮
    private lazy var loginButton: UIButton = {
        let btn = UIButton()
        
        btn.setTitle("登录", forState: UIControlState.Normal)
        btn.setBackgroundImage(UIImage(named: "common_button_white_disable"), forState: UIControlState.Normal)
        btn.setTitleColor(UIColor.darkGrayColor(), forState: UIControlState.Normal)
        btn.addTarget(self, action: "clickLogin", forControlEvents: UIControlEvents.TouchUpInside)
        
        return btn
        }()
}
